California wine is 9% alcohol. French wine is 5% alcohol. How many gallons of each do you need to make 200 gallons of 7% alcohol. I know the answer is 100 gallons each, but I need the equation.

What is x3+3x2−16x−48 divided by x−1?

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6